enhance(park):将判断园区归属函数提升到控制器全局。

controller/park.go

@@ -2,6 +2,7 @@ package controller
 
 import (
 	"electricity_bill_calc/logger"
+	"electricity_bill_calc/model"
 	"electricity_bill_calc/repository"
 	"electricity_bill_calc/response"
 	"electricity_bill_calc/security"
@@ -29,6 +30,24 @@ func InitializeParkHandlers(router *fiber.App) {
 	router.Put("/park/:pid/building/:bid/enabled", security.EnterpriseAuthorize, modifyParkBuildingEnabling)
 }
 
+// 检查当前用户是否拥有指定园区，在判断完成之后直接产生响应
+func checkParkBelongs(logger *zap.Logger, parkId string, session *model.Session, result *response.Result) (bool, error) {
+	if session == nil {
+		logger.Error("用户会话无效。")
+		return false, result.Unauthorized("用户会话无效。")
+	}
+	ok, err := repository.ParkRepository.IsParkBelongs(parkId, session.Uid)
+	switch {
+	case err != nil:
+		logger.Error("无法判断园区是否隶属于当前用户。", zap.String("park id", parkId), zap.String("user id", session.Uid), zap.Error(err))
+		return false, result.Error(http.StatusInternalServerError, err.Error())
+	case err == nil && !ok:
+		logger.Error("用户试图访问不属于自己的园区。", zap.String("park id", parkId), zap.String("user id", session.Uid))
+		return false, result.Forbidden("您无权访问该园区。")
+	}
+	return true, nil
+}
+
 // 列出隶属于当前用户的全部园区
 func listParksBelongsToCurrentUser(c *fiber.Ctx) error {
 	result := response.NewResult(c)